Which one to buy? I listen to edm. Soundstage and massive bass is what i need. Which one will satisfy more?

Should i use pink noise only or use white noise-pink noise-brown noise-frequency sweeps? Which volume level do i set to I'm using an ipod nano.

Should i use pink noise only or use white noise-pink noise-brown noise-frequency sweeps? And what volume level do i use? Using an ipod nano.

Deciding to get athcks1000,wooduo 2,klipsch r6, monster turbine gold, or shure se215. I'm a basshead. Need good.soundstage too. Price range around 200++. Any help?

Deciding whether to get the audio technica cks1000, wooduo 2, shure se215, klipsch r6, sennheinser cx200, KEF M200, or the monster turbine gold. I need really powerful bass while no distortion at high volumes and good soundstage as well. Hope y'all experience people could give me some advice ~

Hey they're selling these for over 500 on ebay but as low as 200 on amazon. Which one should i buy? And there's the audiophile version. Is there any difference?

Hey I'm deciding wheather which headphones to get. I listen to edm(electronic dance music), electro house only. Need some high quality headphones with good amount of pumping bass with good highs and mids as well. Good soundstage too. So I'm deciding between the klipsch r6, audiotechnica cks1000...